The SanDisk Ultra microSDXC UHS-I Card offers 128GB storage capacity with transfer speeds up to 100MB/s. Designed for Android smartphones and tablets, it features A1-rated performance for faster mobile app loading and smooth Full HD video recording capabilities. Key features: • 128GB storage capacity • Up to 100MB/s transfer speed (667X) • A1-rated app performance • Full HD video recording support • Android device compatible • UHS-I interface • Class 10 speed rating This memory card is optimized for use with Android mobile devices, featuring the A1 app performance rating that ensures faster loading and better performance of apps stored on the card. The 667X speed rating translates to transfer speeds up to 100MB/s, making it ideal for storing and accessing large files, photos, and Full HD videos. The card comes in a secure plastic case for protection during transport.